Provider Profile
Guillermo Diaz, NP-P
Unclaimed ProfileAbout Guillermo Diaz
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Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (646) 856-9971
- Email not available
Practice Locations
185 W JOHN ST # 113
Hicksville, NY 11801
1985 Marcus Ave Ste 110
New Hyde Park, NY 11042
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in Hicksville 7
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Guillermo Diaz's specialty?
Guillermo Diaz is a nurse practitioner in Hicksville, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Psychiatric/Mental Health”.
NPI registry
Where can I find Guillermo Diaz?
Guillermo Diaz is listed at 185 W John St # 113, Hicksville, NY 11801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Guillermo Diaz?
The number on file is (646) 856-9971. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Guillermo Diaz?
Guillermo Diaz's National Provider Identifier is 1164975801. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Guillermo Diaz's education?
Guillermo Diaz attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Guillermo Diaz have?
Guillermo Diaz has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
Is Guillermo Diaz's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Guillermo Diaz. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.